201024040033 has 4 divisors (see below), whose sum is σ = 201525347268. Its totient is φ = 200522732800.

The previous prime is 201024040013. The next prime is 201024040097. The reversal of 201024040033 is 330040420102.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 199208683584 + 1815356449 = 446328^2 + 42607^2 .

It is a cyclic number.

It is not a de Polignac number, because 201024040033 - 2¹³ = 201024031841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201024040013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250653016 + ... + 250653817.

It is an arithmetic number, because the mean of its divisors is an integer number (50381336817).

Almost surely, 2^201024040033 is an apocalyptic number.

It is an amenable number.

201024040033 is a deficient number, since it is larger than the sum of its proper divisors (501307235).

201024040033 is an equidigital number, since it uses as much as digits as its factorization.

201024040033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501307234.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 201024040033 its reverse (330040420102), we get a palindrome (531064460135).

The spelling of 201024040033 in words is "two hundred one billion, twenty-four million, forty thousand, thirty-three".